lighting too strong?

I have a fairly new trachy, had it maybe 3 weeks now. I’m not sure if it’s my eyes are deceiving me, but I think it’s losing color. All my parameters check out ok Temp 78.6 Salinity 1.025 PH 8.0 Ammonia 0.25 Nitrates 0 Nitrites 0 Phosphates 0 Calcium roughly 500ppm KH DKH 17-19 or 142-215 I’m...